a friend of gregory bulles e-mailed us the photos. as far as we know, this man and his son have not been seen since the explosion. friends have searched all the shelters and called around to all the hospitals but so far have not been able to find them. the father and son lived on claremont drive, the worst area of the disaster. >>> and stay with nbc bay area and nbc bay area.com for continuing coverage of the san bruno explosion. we're constantly updating our website with new information and pictures as well. you'll also find plenty of video of the damage and the personal stories and the people affected by the explosion and the fire. plus, again, we have a link to the pipeline map for the bay area. you can check to see if your neighborhood has any of these large underground pipelines for natural gas and liquid gas. most seem to run along freeways. there are several in neighborhoods such as san mateo, piedmont and danville to name a few. again, that is nbcbayarea.com. >>> coming up next, the latest discovery in a strik of killings and